APA (7th ed.) Citation

Philbin, T. (2010). I, monster: Serial killers in their own chilling words. Prometheus Books.

Chicago Style (17th ed.) Citation

Philbin, Tom. I, Monster: Serial Killers in Their Own Chilling Words. Amherst, NY: Prometheus Books, 2010.

MLA (9th ed.) Citation

Philbin, Tom. I, Monster: Serial Killers in Their Own Chilling Words. Prometheus Books, 2010.